What is proof of work (PoW)?
In proof-of-work (PoW) blockchains, such as Bitcoin and Ethereum, coins are created by miners who use huge amounts of energy doing ‘work’ – in this case, solving worthless mathematical problems. Later blockchains, such as Cardano, use proof of stake.
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- Olga Hryniukcontributed
- Olga Hryniukcontributed
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